/**
  * Display the specified resource.
  *
  * @param  int  $id
  * @return Response
  */
 public function show($id)
 {
     $student = Student::find($id);
     if ($student == NULL) {
         throw new Exception('Invalid Student ID');
     }
     $student->year = (int) substr($student->year, 2, 4);
     $student_category = StudentCategories::find($student->category);
     $student->category = $student_category->category;
     $student_branch = Branch::find($student->branch);
     $student->branch = $student_branch->branch;
     if ($student->rejected == 1) {
         unset($student->approved);
         unset($student->books_issued);
         $student->rejected = (bool) $student->rejected;
         return $student;
     }
     if ($student->approved == 0) {
         unset($student->rejected);
         unset($student->books_issued);
         $student->approved = (bool) $student->approved;
         return $student;
     }
     unset($student->rejected);
     unset($student->approved);
     $student_issued_books = Logs::select('book_issue_id', 'issued_at')->where('student_id', '=', $id)->orderBy('time_stamp', 'desc')->take($student->books_issued)->get();
     foreach ($student_issued_books as $issued_book) {
         $issue = Issue::find($issued_book->book_issue_id);
         $book = Books::find($issue->book_id);
         $issued_book->name = $book->title;
         $issued_book->issued_at = date('d-M', $issued_book->issued_at);
     }
     $student->issued_books = $student_issued_books;
     return $student;
 }
 /**
  * Show the form for editing the specified resource.
  *
  * @param  int  $id
  * @return Response
  */
 public function edit($id)
 {
     $issue = Issue::find($id);
     if ($issue == NULL) {
         throw new Exception('Invalid Book ID');
     }
     $issue->added_at_timestamp = date('d-M-y h:i A', strtotime($issue->added_at_timestamp));
     $book = Books::find($issue->book_id);
     $issue->book_name = $book->title;
     $issue->author = $book->author;
     $issue->category = Categories::find($book->category_id)->category;
     $issue->available_status = (bool) $issue->available_status;
     if ($issue->available_status == 1) {
         return $issue;
     }
     $conditions = array('return_time' => 0, 'book_issue_id' => $id);
     $book_issue_log = Logs::where($conditions)->take(1)->get();
     foreach ($book_issue_log as $log) {
         $student_id = $log->student_id;
     }
     $student_data = Student::find($student_id);
     unset($student_data->email_id);
     unset($student_data->books_issued);
     unset($student_data->approved);
     unset($student_data->rejected);
     $student_branch = Branch::find($student_data->branch)->branch;
     $roll_num = $student_data->roll_num . '/' . $student_branch . '/' . substr($student_data->year, 2, 4);
     unset($student_data->roll_num);
     unset($student_data->branch);
     unset($student_data->year);
     $student_data->roll_num = $roll_num;
     $student_data->category = StudentCategories::find($student_data->category)->category;
     $issue->student = $student_data;
     return $issue;
 }